64729680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1559}}^1$

素因数の和:1748

約数の個数: 80

約数和(自身を含む): 201951360

約数和(自身を除く): 137221680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 692, 865, 1038, 1384, 1559, 1730, 2076, 2595, 2768, 3118, 3460, 4152, 4677, 5190, 6236, 6920, 7795, 8304, 9354, 10380, 12472, 13840, 15590, 18708, 20760, 23385, 24944, 31180, 37416, 41520, 46770, 62360, 74832, 93540, 124720, 187080, 269707, 374160, 539414, 809121, 1078828, 1348535, 1618242, 2157656, 2697070, 3236484, 4045605, 4315312, 5394140, 6472968, 8091210, 10788280, 12945936, 16182420, 21576560, 32364840, 64729680]

約数ペア:

[(1, 64729680), (2, 32364840), (3, 21576560), (4, 16182420), (5, 12945936), (6, 10788280), (8, 8091210), (10, 6472968), (12, 5394140), (15, 4315312), (16, 4045605), (20, 3236484), (24, 2697070), (30, 2157656), (40, 1618242), (48, 1348535), (60, 1078828), (80, 809121), (120, 539414), (173, 374160), (240, 269707), (346, 187080), (519, 124720), (692, 93540), (865, 74832), (1038, 62360), (1384, 46770), (1559, 41520), (1730, 37416), (2076, 31180), (2595, 24944), (2768, 23385), (3118, 20760), (3460, 18708), (4152, 15590), (4677, 13840), (5190, 12472), (6236, 10380), (6920, 9354), (7795, 8304)]